21. Plastics. Soil biodegradable materials for mulch films for use in agriculture and horticulture. Requirements and test methods regarding biodegradation, ecotoxicity and control of constituents. (5th August 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (34 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
22. BS ISO 5412. Biodegradable plastic shopping bags for industrial composting. (13th September 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (21 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
23. Plastics. Biodegradation of polyolefins in an open-air terrestrial environment. Specification. (31st October 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (32 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
24. Tracked Changes. Determination of the ultimate aerobic biodegradability of plastic materials in an aqueous medium. Method by analysis of evolved carbon dioxide. (27th January 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (62 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
25. Tracked Changes. Plastics. Determination of the degree of disintegration of plastic materials under defined composting conditions in a pilot-scale test. (15th February 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (40 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
26. BS ISO 8068. Lubricants, industrial oils and related products (class L). Family T (Turbines). Specifications for lubricating oils for turbines. (31st May 2023) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (27 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
27. Plywood. Specification for classification of resistance to fungal decay and wood borer attack Part 7, (28th February 1985) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (12 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
28. Water quality. Biological methods. Evaluation in an aqueous medium of the 'ultimate' aerobic biodegradability of organic compounds: method by analysis of dissolved organic carbon (DOC) Part 5-5.6, (31st December 1985) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (8 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
29. Hazard classes of wood and wood-based products against biological attack. Classification of hazard classes Part 1, (15th September 1992) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (12 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
30. Hazard classes of wood and wood-based products against biological attack. Guide to the application of hazard classes to solid wood Part 2, (15th October 1992) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (14 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗